<template>
  <h2>我是About的内容</h2>
</template>

<script>
export default {
  name: 'About',
  /* beforeDestroy() {
    console.log('About组件即将被销毁了')
  },*/
  /* mounted() {
    console.log('About组件挂载完毕了',this)
    window.aboutRoute = this.$route
    window.aboutRouter = this.$router
  },  */
  mounted() {
    // console.log('%%%',this.$route)
  },

  //通过路由规则，进入该组件时被调用
  beforeRouteEnter(to, from, next) {
    console.log('About--beforeRouteEnter', to, from)
    if (to.meta.isAuth) { //判断是否需要鉴权
      if (localStorage.getItem('school') === 'atguigu') {
        next()
      } else {
        alert('学校名不对，无权限查看！')
      }
    } else {
      next()
    }
  },

  //通过路由规则，离开该组件时被调用
  beforeRouteLeave(to, from, next) {
    console.log('About--beforeRouteLeave', to, from)
    next()
  }
}
</script>